Switch for portable light

Details Switch for portable light Switch for portable light

2006-08-15

2006-08-15

Alavi, Ali (Department: 2875)

Illumination

Self powered lamp

Cylindrical flashlight casing

C200S00100B, C200S01600R, C200S060000

Reexamination Certificate

active

07090374

ABSTRACT:
An electrical switch comprising a helical spring, progressively compressed onto concentric annular contacts, provides a mechanism for operating a portable light or other devices, and for engaging multiple modes of operation of said device(s), for example a portable electronic flashlight.

REFERENCES:
patent: 2518039 (1950-08-01), Goldman et al.
patent: 2897345 (1959-07-01), Meager et al.
patent: 5050053 (1991-09-01), McDermott
patent: 5593222 (1997-01-01), Maglica
patent: 6227678 (2001-05-01), Yau

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